PDF and digital signature

Similar Questions

• PDF encryption and digital signature pdf

  Hello

  Hoping to get help because I'm new to encryption of pdf and pdf digital signatures.  My question is: can I get a digital signature and encryption in a single document? (Acrobat Pro XI)

  In our company that we would have to encrypt a PDF using "encrypt with password.  This is where we can choose "the encryption level: 256 bit AES" and also restrict printing or changes...  After you save the pdf document, the word "(SECURE)" appears after the file name in the title bar.

  We now introduce the use of digital signatures with our documents.  I sign the document using 'sign with certificate' and then try to "encrypt" the document.  I get an error 'you cannot modify security on this document, because the document is signed or certified.

  I try to have a user signs the document and encrypt the document, so it is not allowed to print or make changes later.  Is this possible?

  Any changes made to a document breaks the signature (or is blocked because of this).

  Security setting changes the document, so it would break the signature (or is blocked because of this).

  Then you must first define security and LAST train a signature. (Of course safety must allow to sign!)

  Be sure to keep a document before one of these is done, as the cancellation is not always possible.

• Dynamic PDF with Digital Signatures?

  LCD display 9 - Acrobat 9 standard/Pro

  Looking for the definitive answer on this one. My PDFs need to be both dynamic and use digital signatures. For now, I also design with GIS digital multi static and treat small forms and this via a portfolio.

  It would be nice if I could design a form that has two fluid sections (think added rows of a table dynamically using script, or even simple textfields that expand as you fill them via content areas sank) and these digital signatures. As soon as I do this dynamic PDF signatures are invalidated immediately that the form displays the changes.

  Is there a work around? Part of the process that I have to design for need fields flowed, and require all of the digital signatures on the form.  We use the Entrust security for GIS num - and this won't change, so cannot use inherent Adobe signature security methods.

  Thank you

  Jim

  Hi Jim,.

  I have attached a dynamic XFA PDF file that contains fields of signature that I mocked upward. Open in the Designer Forms and you can see how it's built.

  Steve

• Adobe Reader DC and digital signatures

  I was able to easily do before using the DC version.  I feel that I followed all the steps but when I click on fill out and sign, then choose a signature, digital is not available, just a place where I can type my name in a script font.  I'm looking for the old digital signature with a date and time stamp.  Help please

  Loren

  Use tools > certificates

• Adding Javascript to a Digital Signature

  Hi all

  I went through the forum for the good part of the last 2 days and have been unable to solve my problem (if it's fixable).  I wasn't really sure of this forum to post, but since he mainly a matter of Javascript and I'm not exerienced in Java, I've posted it here.

  I created a form with Acrobat Pro XI and will be read in drive X.  My goal is to be able to insert a digital signature in the menu forms in Acrobat and Digital Signature properties, signing tab, I would like to input Javascript in the "this script is run when the field is signed:" section.  This script would be to e-mail the document in PDF format, with all the fields of the form, locked or flattened.  If possible, I want to change the name of the document and add the specific email subject line.

  I tried to use the bu next script he errors on the cSubmitAs.

  this.submitForm ({cUrl: "mailto:mail@domain", cSubmitAs: 'PDF',})

  Any help would be greatly appreciated,

  Eric

  The script would be:

  for (var i = 0; i)< numfields;="" i="" +="1)">

  var fName = getNthFieldName (i);

  Make the readonly field

  getField (fName) .readonly = true;

  }

  This affects all areas, including buttons, read-only.

• Removal of signatures in a digital signature field

  Hi all, I have a question about the above topic that I hope
  you guys can help me

  (1) is it possible to remove the digital signatures of the form? For example
  If you have a form go through several stages of approval requiring
  signatures and then a step that happened to reject, it would be good to
  remove the previous signatures so that they can be signed again.

  (2) and finally is there a simpler way to combine digital signatures
  and the management of rights, then what appeared in the pdf document provided by
  Duane (second post from the bottom of the thread)? When creating a policy, there is

  a checkbox for "filling in form fields and signing." This forsomething's else?

  Thank you!
  Billy

  (1) is it possible to remove the digital signatures of the form?

  ANSWER: A signature can not be removed ("unsigned") if the system or the user has access to the "private" key used to generate the signature in the first place.  For example, let's say that signs of the user has a PDF file... Only the user can unsign this PDF.  If you were to use LC Digital Signatures ARE to "unsign" a PDF file, you will need to have all the 'Powers' potential user and passwords of credentials stored in the store of approvals for LC would have access to private keys to unsign a signature field.  It's not very feasible if the number of potential signatories.

  (2) at - it a simpler way to combine the rights management and digital signatures

  ANSWER: The combination digital signatures and rights management is not complicated.  You just need to be aware of the "order of operations" required.  Always 'Encrypt' everything first (rights Mgt, certificates and password can be used for encryption) "Certify" (assuming you certify the PDF), then add rights of Extension of the detector (assuming you want to extend the functionality of the document for the reader)

  The reason why the above order is necessary...  When you sign a document, a hash is generated according to the document, if you then encrypt the signed document, you change the document, which in turn a different hash to be generated... This breaks the signature.

  With regard to the "filling of form fields and signing" policy option, it's a 'permission' that you can enable or disable PDF forms with a strategy applied by RM for example, A PDF has a policy applied where the user has 'filling in form fields and signing' andf enabled permission, user B does not work.  A user can open the screen and interact with him by filling and or sign the form.  User B would be able to 'see' the form.  This permission is relevant only with RM in order to protect the PDF Forms.  Also, it should not be confused with the permission of Reader Extensions to allow Digital Signatures in Reader.

  For example, if you wanted a form of 'Certified' must be filled out and signed by the user with Adobe Reader, you will need to:

  Apply a policy to the PDF document where the user has been "filling in form fields and signing" permission enabled, then apply a signature to "Certify" who had permission from "Allow complete and sign form" enabled, then drive to extend the PDF form that allows the authorization of "Digital Signatures" that activates the functionality of Digfital Signatures in the drive for this particular form.

  It may seem complicated, but it's really not

  Concerning

  Steve

• Adding Digital Signatures after Certification

  I'm using Abode Acrobat Version 11.0.0 with Windows 10.

  I want to be able to circulate a document for signature by others, after that I have certified it.

  When you apply a Certification I select the Option "Annotations, fill in form, and digital signatures" as Actions permitted after certification however the certified document is completely locked and I am not able to make changes or add digital signatures.

  Is this a known bug or I do something wrong?

  The words "...". and digital signatures"does it mean the user will be able to sign the unsigned signature fields that are available. So you will need to add as many fields of digital signature, you will need the document before certifying that he.

• 2 questions: menu discovered and digitally signing with root certificate is incomplete

  How to discover the menu bar (file, publishing, display,...), covered by the menu bar (home, tools,...) in Acrobat Reader ms?

  My other question concerns the root CA certificates: when I upgraded the form XI Acrobat Reader Acrobat Reader DC that I digitally sign including the certificate it displays more of my ID under the timestamp and digital signature, what can I do?

  If you are using Windows, try if F9 bring the menu bar back.

• How can I save a document in pdf format pdf.p7m? I have digitally signed by Aruba I signed and the signature is valid, but not in pdf format, I contacted Aruba, I sent my card and regular and correct. Who can help me?

  How can I Save a document in PDF format PDF.p7m ?
  I digitally signed Aruba
  J’ai signed and the signature is valid, but not in pdf format pdf.p7m
  I contacted Aruba, I sent my card and regular and correct.
  Which peut help to me?

  Not possible with Adobe Acrobat.

  Open File Extension P7M

• I'm trying to create a PDF file with several signature lines in that anyone can "Sign" by using their digital signature CAC (Common Access Card) active. The goal is to have a single document that people can open, sign on a designated line and save the doc

  I'm trying to create a PDF file with several signature lines in that anyone can "Sign" by using their digital signature CAC (Common Access Card) active. The goal is to have a single document that people can open, sign on a designated line and save the document (replacing the existing document) and close. Then another person can open the same document digitally sign another area of the form, save it, and close it. So on, and so on. Is there a way to do this? At the end of the day, I would end up with a PDF file with literally hundreds of signatures to enable different ACC everywhere...

  I don't understand what the problem is. In the post of the davidr96549424 on May 8, 2015 07:58 you presented a structure of a correct document. Is the issue of the creation of this structure in a PDF file? For this, you will need an Acrobat, not reader.

  XI in Acrobat, select Tools-> forms-Edit. Click 'No' on the form fields 'detect '. In the tasks Panel that opens, click on "add new field". Select "Digital Signature" and move it to the location in the document where you want to than the appearance of the signature to be. Repeat that for signature fields as you want. Users will sign by clicking on the prepared unsigned signature field which shows the dialog box "sign. Do not forget that as TSN has noted that a digital signature applies to the entire document. The entry in the document where it is is irrelevant. Each next signature covers all previous signatures.

  Your users can also sign a document from anywhere that they want without signature fields already prepared. For this select fill & sign-> work with certificates and the type of signing you want to sign up with. A dialog box that will tell you a rectangle for the appearance of signature rises and after you draw the rectangle of the dialog 'Sign' rises.

  PDF/Acrobat doesn't have a limit on a number of signatures in a PDF document. But! Don't forget that when you open a PDF file with Acrobat/Reader signatures valid all of them and takes time (several seconds - until 10 - for every signature), so if you have several signatures of dozens of their validation open can take a long time.

  I don't know how build you your workflow so that each person signs the same PDF and saves it. Economy runs on the same computer where the PDF is stored. You'll have to decide how to allow different people to have access to the same PDF. They, of course, you may sign this only one-at-a-time PDF.

• Opening Word, Excel and PowerPoint files in LabVIEW with digital signature of files

  Hello

  I try to open Word, Excel and PowerPoint documents in LabVIEW (or were then converted into a format that can be opened). After the opening, to fill out checklists can insert a digital signature preset (possibly through an authorisation of user name and password) and save the file while preventing further edit or print a pdf of this report.

  I have a good experience with LabVIEW, but not in this kind of a system.

  I appreciate if someone can point me in the direction to start.

  Thank you very much

  Al

  Regarding (1): there is no ActiveX control to view the Microsoft Word/Excel/PowerPoint files. If you want to display these on a front of LabVIEW, so the simplest solution is to use a web browser on the front panel control. This will allow you to provide the path to the file in the URL of the web browser control navigation and the file will be embedded in the browser control. It would be no different than the consultation within Internet Explorer.

  Regarding (2): assuming that you view the document on the front panel, this looks like the basis of LabVIEW programming, so I don't know what you're asking for here, or that you are having problems with.

  With regard to the (3): I must admit that I'm not quite clear on what will be signed. It also seems that the signing and printing of PDF are two distinct objectives here.

• Vista SP1, and Adobe Acrobat digital signatures not compatible

  I have a laptop HP with Vista home premium.  I installed Adobe Acrobat 8 professional.  I installed Service Pack 1 for Vista and lost features of Adobe.  Whenever I try to open a PDF with a digital signature, the system freezes and requires a hard restart (remove the battery and everything) to go back.  Given that digital signatures are a part of my daily work, they are required to work.  I uninstalled SP1 and everything went back to normal.  Any update or fix for this?

  Hello Alusryl,

  Thank you for using Microsoft Vista answers Forum!

  Here is a link to an article that might help to solve your problem. This article describes may 2008 Windows Vista and Windows Server 2008 Application Compatibility Update. This update is a package of software updates that address common application compatibility issues that occur in Windows Vista.

  http://support.Microsoft.com/kb/947562

  If please reply and let us know if your problem is resolved or if you need more help

  David O
  Microsoft Answers Support Engineer
  Visit our and tell us what you think.

• Send and track: it supports the digital signature by the beneficiaries, and will it work in a Citrix environment?

  I have a user to ask questions on Adobe send & Track.  His intention is to use it to send documents to subcontractors/suppliers for the signature.  This service works in such a way?  His thinking is that it will give them a link to go to and view the document where they can digitally sign/approve the document, and it will warn him that he is ready, allowing him to download the newly signed document to the Cloud.  Looking at the product page that I don't see anything specifically mentioning it and it looked like it would send them a link to the document where they can download it, but then they would need to sign it and email back to him. * UPDATE * I see that it seems the License Pack PDF supports the signature.

  Whether the service will work as hoped, is there a problem installing in a Citrix environment?  All of our users use Citrix XenApp to access their Outlook mailboxes, and I wanted to make sure the plugin could be installed and only visible for / usable by it (we would need to install the plugin on about 6 different servers in the farm, but it wouldn't be 'active' in his profile).

  Hey Joe,

  You can use the eSign service to accomplish the signature workflow you mentioned.

  eSign service, electronic signatures online, formerly EchoSign | Adobe Document Cloud

  Kind regards

  Rave

• Can not see a digital signature in PDF / green bar does not exist

  I have a user who cannot see the digital signature in a PDF document, but it can print the document and the signature appears on the

  print.  He uses Adobe Reader 11.

  When he sends the PDF document to others, a green bar appears at the top of the screen that says: "this file contains fillable field...» Highlight the existing fields.

  The other user will click 'Highlight the existing fields' in the green bar and the digital signature appears in the document.

  The initial user does not receive a 'Green Bar', so I don't know how to choose "Highlight existing field" to display the signatures.

  Any advice would be appreicated

  Scott H,

  Please ask the user to repair the installation to the title of the help (Menu), help-> Intallation to repair.

  In addition, check the updates.

  Let me know if the problem persists.

  Kind regards

  Nicos

• What is digital signature stored since a signed .docx converted into .pdf?

  Hello!

  I would like to know before purchase or even try Acrobat Pro XI, the question as follows:

  If I sign a Microsoft Word .docx (2010), and then I convert it to Adobe PDF with Acrobat Pro XI; is my digital signature still always considered a signature, or do I have to re-sign in Acrobat?

  (I think he should have to keep, to be truly a signature, but I'm not sure about the technical aspects.)

  Thanks in advance for your answers.

  If you mean a real digital signature, rather than a digital doodle, it is not only not done but absolutely impossible.

  What that would mean is that the software might take a signed document and create a new document with the same signature. Although this would be very useful, it would also mean that people can take any document and use the signature to sign something else (a mortgage on your House may be...)

  Similarly, once a PDF file is signed, any change let the invalid signature. Signature must be the last thing.

  Documentary evidence, you can put in a PDF file attachments, and this could include a signed document to Word, which could be retrieved for verification.